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BAS21A_17 Datasheet, PDF (1/5 Pages) Pan Jit International Inc. – SURFACE MOUNT, HIGH VOLTAGE, DUAL SWITCHING DIODES
PBAS21A~BAS21S
SURFACE MOUNT, HIGH VOLTAGE, DUAL SWITCHING DIODES
Voltage
250 V
Power 250 mW
Features
 High reverse bearkdown voltage.
 Fast switching speed.
 Low reverse leakage current.
 Surface mount package ideally suited for automatic insertion.
 Galvanically isolated dual configurations to save board space.
 Lead free in compliance with EU RoHS2.0 (2011/65/EU &
2015/865/EU directive).
 Green molding compound as per IEC61249 Std..(Halogen Free)
Mechanical Data
 Case: SOT-23 plastic case
 Terminals: Solderable per MIL-STD-750, Method 2026
 Approx. Weight: 0.0003 ounces, 0.008 grams
 Marking: BAS21A:21A, BAS21C:21C, BAS21S:21S
0.120(3.04)
0.110(2.80)
0.056(1.40)
0.047(1.20)
0.079(2.00)
0.070(1.80)
0.004(0.10)
0.000(0.00)
0.020(0.50)
0.013(0.35)
0.008(0.20)
0.003(0.08)
0.044(1.10)
0.035(0.90)
ABSOLUTE RATINGS
PARAMETER
Maximum reverse voltage
Peak reverse voltage
Average rectified current at temp=25 oC
Non-repetitive peak forward surge current at t=1s
SYMBOL
VR
VRRM
IO
IFSM
VALUE
250
250
0.2
4
UNIT
V
V
A
A
THERMAL CHARACTERISTICS
PARAMETER
SYMBOL
VALUE
Power dissipation
PTOT
250
Typical thermal resistance (Note 1)
RθJA
357
Typical thermal resistance (Note 2)
RθJC
250
RθJL
285
Junction temperature range
TJ
150
Storage temperature range
TSTG
-55 to +150
Note : 1.Mounted on a FR-4 PCB, single-sided copper, mini pad.
2. Mounted on a FR-4 PCB, single-sided copper,with 100cm2 copper pad area.
UNIT
mW
oC/W
oC/W
oC
oC
April 18,2017-REV.03
Page 1